C27 The Power of the Security Guards and the Pet Cat!

"Phew!"

Cello Everett panted heavily.

He had plunged back into training immediately after leaving Melinde's house.

During his time at the House of Evolution,

he had already achieved peak Ghost Level strength.

His goal was to break through to Dragon Level within three days.

But at that moment...

"Knock! Knock! Knock!"

Someone rapped on the training room door.

"Come in